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Employing MEC in the Cloud-RAN: An Experimental Analysis

Published: 01 October 2018 Publication History

Abstract

5G network access is expected to deliver high performance with low-latency network connections for the end-users, suitable for a plethora of different applications, as well as add up to the network flexibility and manageability from the operator's perspective. In order to achieve low-latency, Multiple-access Edge Computing (MEC) is considered, whereas for achieving flexibility, the disaggregation of the base station elements and moving parts of their functionality to the Cloud is proposed. In this paper, we consider the case of disaggregated base stations based on the CU-DU paradigm, able to provision MEC functions in a per-packet and per-client basis, over real networks. We evaluate the placement of the MEC functions over the fronthaul interface or collocating them with the Core Network. We employ the OpenAirInterface platform and evaluate our MEC solution with dynamically adaptive video streams. Our results show significant gains for the service-to-UE path latency, complying with the requirements set for the 5G MEC operation.

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cover image ACM Conferences
WirelessEdge '18: Proceedings of the 2018 on Technologies for the Wireless Edge Workshop
October 2018
40 pages
ISBN:9781450359313
DOI:10.1145/3266276
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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Published: 01 October 2018

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Author Tags

  1. 5g
  2. base station disaggregation
  3. cu-du split
  4. openairinterface
  5. testbed experimentation

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